6142559 has 4 divisors (see below), whose sum is σ = 6503904. Its totient is φ = 5781216.

The previous prime is 6142547. The next prime is 6142573. The reversal of 6142559 is 9552416.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6142559 - 2⁸ = 6142303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6142589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180647 + ... + 180680.

It is an arithmetic number, because the mean of its divisors is an integer number (1625976).

Almost surely, 2^6142559 is an apocalyptic number.

6142559 is a deficient number, since it is larger than the sum of its proper divisors (361345).

6142559 is a wasteful number, since it uses less digits than its factorization.

6142559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361344.

The product of its digits is 10800, while the sum is 32.

The square root of 6142559 is about 2478.4186490583. The cubic root of 6142559 is about 183.1399588242.

The spelling of 6142559 in words is "six million, one hundred forty-two thousand, five hundred fifty-nine".